net: add a limit parameter to sk_add_backlog()

sk_add_backlog() & sk_rcvqueues_full() hard coded sk_rcvbuf as the
memory limit. We need to make this limit a parameter for TCP use.

No functional change expected in this patch, all callers still using the
old sk_rcvbuf limit.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Cc: Neal Cardwell <ncardwell@google.com>
Cc: Tom Herbert <therbert@google.com>
Cc: Maciej Żenczykowski <maze@google.com>
Cc: Yuchung Cheng <ycheng@google.com>
Cc: Ilpo Järvinen <ilpo.jarvinen@helsinki.fi>
Cc: Rick Jones <rick.jones2@hp.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 1 insertions, 1 deletions

diff --git a/net/x25/x25_dev.c b/net/x25/x25_dev.c
index f0ce862d1f46..a8a236338e61 100644
--- a/net/x25/x25_dev.c
+++ b/net/x25/x25_dev.c
@@ -58,7 +58,7 @@ static int x25_receive_data(struct sk_buff *skb, struct x25_neigh *nb)
                 if (!sock_owned_by_user(sk)) {
                         queued = x25_process_rx_frame(sk, skb);
                 } else {
-                        queued = !sk_add_backlog(sk, skb);
+                        queued = !sk_add_backlog(sk, skb, sk->sk_rcvbuf);
                 }
                 bh_unlock_sock(sk);
                 sock_put(sk);